diff --git a/Superscribe.Tests.Owin/packages.config b/Superscribe.Tests.Owin/packages.config
index 923571f..655e7f3 100644
--- a/Superscribe.Tests.Owin/packages.config
+++ b/Superscribe.Tests.Owin/packages.config
@@ -8,7 +8,7 @@
   <package id="Microsoft.Owin.Hosting" version="2.0.2" targetFramework="net45" />
   <package id="Microsoft.Owin.Testing" version="2.0.2" targetFramework="net45" />
   <package id="Moq" version="4.1.1311.0615" targetFramework="net45" />
-  <package id="Newtonsoft.Json" version="6.0.1" targetFramework="net45" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net45" />
   <package id="Owin" version="1.0" targetFramework="net45" />
   <package id="Owin.HttpMessageHandler" version="0.6.0.0" targetFramework="net45" />
 </packages>
\ No newline at end of file